Description

2-Bromo-4,4'-Di-tert-Butylbiphenyl is a high-purity, synthetically valuable brominated biphenyl derivative. This compound serves as a critical advanced intermediate in the synthesis of complex organic molecules, particularly in the development of specialty chemicals and functional materials. It is essential for R&D and production teams in the pharmaceutical, agrochemical, and material science sectors seeking to build sophisticated molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and plant growth regulators.
• Ligand & Catalyst Precursor: Serves as a foundational structure for creating specialized ligands used in transition metal catalysis.
• Material Science Research: Employed in the development of organic electronic materials, such as OLEDs and semiconductors.
• Cross-Coupling Reactions: A valuable substrate in Suzuki, Stille, and other palladium-catalyzed cross-coupling reactions for C-C bond formation.
• Academic & Industrial R&D: A versatile reagent for synthetic organic chemistry research in both university and corporate laboratories.

Basic Information

Product Name	2-Bromo-4,4'-Di-tert-Butylbiphenyl
CAS No.	70728-89-1
Molecular Formula	C20H25Br
Molecular Weight	345.32 g/mol
Synonyms	2-Bromo-4,4'-bis(1,1-dimethylethyl)-1,1'-biphenyl; 2-Bromo-4,4'-di-tert-butyl-1,1'-biphenyl; 4,4'-Di-tert-butyl-2-bromobiphenyl; 1-Bromo-2-(4-tert-butylphenyl)-5-tert-butylbenzene; 2-Bromo-4,4'-bis(tert-butyl)biphenyl
EINECS	Contact for details

Quality Control

Our 2-Bromo-4,4'-Di-tert-Butylbiphenyl is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and identity confirmation. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting all critical quality attributes. We support cGMP compliance for advanced intermediate applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.